Aromatherapy oil diffuser



FIG. 1 is a perspective view of an aromatherapy oil diffuser showing my new design;

FIG. 2 is a front plan view thereof;

FIG. 3 is a rear plan view thereof;

FIG. 4 is a right side plan view thereof;

FIG. 5 is a left side plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a bottom cover plan view thereof.

The broken lines showing of elements on the aromatherapy oil diffuser illustrate portions of the article and form no part of the claimed design. 

CLAIM The ornamental design for an aromatherapy oil diffuser, as shown and described. 